查询词典 sulphur chloride

The fitted dynamics model parameters are as following:In order to apply the reaction distillation technology in more fields, the methylbenzene side-chain photo-chlorination has been done in the experiment apparatus. The results have proven this technology is feasible and crude benzyl chloride with a purity of 96~98% can be obtained.

估计得到的动力学模型为：为扩大背包式反应精馏耦合工艺的应用范围，在所建立的实验装置上，进行了甲苯侧链光氯化反应的研究，结果表明工艺可行，可以得到含量96～98％的氯化苄粗品。

Under the optimal conditions, the conversion of benzyl chloride is nearly 100% during esterification, and the total yield of benzyl alcohol is higher than 98%, the percent of benzyl ether is lower than 2%.

氯化苄在酯化反应中基本反应完全，苯甲醇的两步总选择性可以达到98%以上，二苄醚的含量低于2%。

Effects of reaction temperature, reaction time, the amount of alkali, benzyl chloride and quaternary ammonium on grating rate of benzylated natural bamboo fiber have been discussed.

以接枝率为考察目标用正交试验探索了反应温度，碱用量，反应时间，氯化苄及助剂季铵盐的用量5个因素对天然竹纤维苯甲基化改性的影响，确定了最佳反应条件。

In the present dissertation, the principles and application of the reaction rectification techology in the syntheses of benzyl chloride, chloroacetic acid, monochloroacetone were approached.

本论文采用反应精馏技术氯化苄的合成、氯乙酸的合成进行了认真的研究，并且对一氯丙酮、氯苄系列产品进行了反应精馏研究，都得到了理想的结果。

The influences of solution concentration, potential, organic salt content (benzyl triethylammonium chloride), solution feeding rate, and diameter of capillary on the diameter of the fibers and its distribution were studied.

采用正交设计实验的方法，对溶液浓度、电压、有机盐含量、溶液供给速率、喷丝孔孔径5种因素与纤维直径和直径的多分数性之间的关系进行了研究。

The less rate of L acid at 1440cm-1 to total acid is, the more intensive the catalytic property is for reaction between benzene and benzyl chloride.

对于苯与氯化苄的反应，L酸1440cm(-1)附近吸收所占总酸量的比例越小，催化剂的催化性能越强。

On the basis of data of esterification between benzyl chloride and sodium formate with phase-transfer catalyst, three kinetics models were investigated, using the experimental data to validate the model, and the parallel-consecutive-reversible reaction network is determined.

实验测定了氯化苄与甲酸钠相转移催化酯化的动力学数据，对三种可能的动力学模型进行了分析比较，最终确定为平行-连串-可逆反应网络。

A novel type of photoalignment material based on the esterification reaction of 3,5-dihydroxyl benzyl alcohol and cinnamoyl chloride was firstly reported in this paper. The distinct property of this material is the nonlinear branch conformation and its polarity end with hydroxyl group.

通过在3，5-二羟基苯甲醇分子中的双酚基基团上引入双肉桂酰酯光敏基团的酯化反应，合成了一类新型的分子顶部为羟基极性基团，整个分子构型类似于树枝状的光敏小分子化合物。

The feasibility of electrocarboxylation of benzyl chloride has been investigated at silver cathode in CO2-saturated room-temperature ionic liquid 1-butyl-3-methylimidazolium tetrafluoroborate (BMIMBF4) solution for the first time.

在饱和了CO2的室温离子液体中，首次在银电极上研究了苄基氯电羧化的可行性。

Currently the batch process of chlorination and rectification is mainly applied in the production of benzyl chloride. A few continuous processes of chlorination and still rectification have been found.

工业上氯化苄生产大多采用歇釜式氯化、间歇精馏的方式，少数采用连续釜式氯化、连续精馏的方式。

You can snipe the second and third union leaders from this position.

您可以鹬第二和第三工会领袖从这一立场出发。

Aiming at the currently shortage of XML streams quality detecting, this paper proposes a new forecasting method of XML streams quality by least squares support vector machines, which is used the method of XML keys' vector matrix as windows, and vector product wavelet transform to multilevel decompose and refactor the XML streams series, that can fulfill real-time checking demand of XML quality, and ensure constraint, consist- ency and integrality. For even more adapting net load, it proposes a control strategy by weight and adaptive adjustment to ensure XML streams quality.

针对当前XML数据流质量检测存在的不足，提出构建XML键的矢量矩阵作为窗口，利用矢量积小波变换多级分解与重构XML数据流，再结合最小二乘支持向量机对XML数据流质量进行预测的一种方法，满足XML数据流质量重构时实时检测的要求，保证XML数据的约束性、一致性与完整性；为了更好的适应网络负载，采取加权与自适应窗口调整等调度策略充分保证XML数据流的质量检测。